Rem Ivanovich Viakhirev (Russian: Рем Ива́нович Вя́хирев; IPA: [ˈrʲɛm ɪˈvanəvʲɪtɕ ˈvʲæxʲɪrʲɪf]; 23 August 1934 – 11 February 2013) was a Russian businessman. From 1992 until May 2001 he was chairman of Gazprom. In May 2001 Viakhirev had to resign as chairman. His successor is Alexei Miller.